Explicación:
am I'm
are. 're
are. 're
are. 're
is. 's
is. 's
is. 's
----------------------------
is
are
is
are
are
is
are
am
is
are
----------------------------
I am not a teacher
she is my mother
the boys are playful
the girl is in the room
we are not at home
my dad is smart
my mother is a housewife
she is not my sister
the teacher is angry
the dog is in the kennel
----------------------------
yes, it is
yes, it is
yes, they are
no, he isn't
yes, he is
no, he isn't
yes, she is
no, he isn't
no, the books are isn't on the desk
no, I'm not
no, the broom isn't behind the door.
